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Finding the Third Proportional to 163,144 and 229,746

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Solution

The third proportional to 163,144 and 229,746 is: 323,537.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,144 : 229,746 = 229,746 : x
  2. Step 2: Convert to fraction form
    163,144/229,746 = 229,746/x
  3. Step 3: Cross multiply
    163,144x = 229,746 × 229,746
  4. Step 4: Simplify right side
    163,144x = 52,783,224,516
  5. Step 5: Solve for x
    x = 52,783,224,516/163,144
  6. Step 6: Final answer
    x = 323,537.64

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.